Of the last hundred or last two weeks of Craigslist Missed Connections posts per state mentioning a specific location at which the connection was missed.

Your best chance for a Craigslist missed connection in all fifty states. Black ink on white 8.5″x11″ cardstock, signed and dated (or not!). Available in original-flavor and m4m, m4w, w4m and w4w. Twelve American Dollars. Buy on their site.